Year 5 had a fantastic time celebrating Science Week by becoming real scientists and investigating how different materials can be separated. Throughout the week, the children explored a variety of mixtures and discovered that scientists use different techniques depending on the materials involved.
🔬 Our Investigation
The children were given a range of materials including:
Rice Flour Paper clips Water Glitter
They were challenged to work in small groups to separate the mixtures using scientific methods.
🧰 The Methods We Used
Year 5 explored several separation techniques:
🥄 Sieving
We used sieves to separate larger particles like rice from finer materials such as flour. The children quickly discovered that particle size makes a big difference!
🧲 Magnetism
Magnets were used to remove paper clips from mixtures. The class loved seeing how magnetic materials can be pulled out easily.
💧 Filtration
Using filter paper and funnels, we separated solid particles like glitter from water. The children observed how the liquid passed through while the solid stayed behind.
🥤 Decanting
Carefully pouring liquid from the top of a mixture helped separate water from heavier materials that had settled at the bottom.
☀️ Evaporation
We discussed how scientists can remove water completely by allowing it to evaporate, leaving the solid material behind.
💡 What We Learned
During our investigation, Year 5 discovered that:
Different mixtures need different separation methods. Some materials dissolve in water, while others do not dissolve. Scientists must observe carefully and choose the best method.
The children worked brilliantly as teams, making predictions, testing ideas and discussing their results like real scientists.
⭐ A Week of Scientific Thinking
